    <div id="post_preview_modal" class="modal hide fade">
        <div class="modal-header">
			<button type="button" class="close" data-dismiss="modal">x</button>
			<h2>预览：<span id="post_preview_title"></span></h2>        
        </div>
        <div class="modal-body" id="post_preview_content">
            
        </div>
        <div class="modal-footer">
        </div>
    </div>